okay so i downloaded firefox. i've been using firefox for a while, and all asudden when i x'ed out my firefox and opened it again it wont go to websites, itwont even say page not displayed. it will just be blank. so i unstalled it andre stalled it and it worked when it was launched from the reinstal but when ix'ed it out again and opened it it showed blank. does anyone know how i can fixthis????.